Home / 49,669.66-74,502.82-21,589.69

Finding the Fourth Proportional to 49,669.66, 74,502.82 and 21,589.69

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Solution

The fourth proportional to 49,669.66, 74,502.82 and 21,589.69 is: 32,383.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,669.66 : 74,502.82 = 21,589.69 : x
  2. Step 2: Convert to fraction form
    49,669.66/74,502.82 = 21,589.69/x
  3. Step 3: Cross multiply
    49,669.66x = 74,502.82 × 21,589.69
  4. Step 4: Simplify right side
    49,669.66x = 1,608,492,787.93
  5. Step 5: Solve for x
    x = 1,608,492,787.93/49,669.66
  6. Step 6: Final answer
    x = 32,383.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.